archive-gh-me/ish
1
0
Fork 0
mirror of https://github.com/ish-app/ish.git synced 2026-01-25 14:06:40 +00:00
Code Issues Projects Releases Wiki Activity

Handle calling ioctl on files that don't support ioctl in ptraceomatic

Browse Source
This commit is contained in:
Theodore Dubois 2018-06-16 15:59:50 -07:00
parent fc185f9550
commit fb2d8ca810
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
tools/ptraceomatic.c
View File

@ -303,7 +303,7 @@ static void step_tracing(struct cpu_state *cpu, struct tlb *tlb, int pid, int se
break;
case 54: { // ioctl (god help us)
struct fd *fd = f_get(cpu->ebx);
if (fd) {
if (fd && fd->ops->ioctl_size) {
ssize_t ioctl_size = fd->ops->ioctl_size(fd, cpu->ecx);
if (ioctl_size >= 0)
pt_copy(pid, regs.rdx, ioctl_size);